South Korean students take all-important college entrance exam

Buses and subways extended rush-hour services by two hours to help all test-takers arrive on time, and traffic was restricted by police within 200 meters of test centers.

All airplane takeoffs and landings will be suspended for 25 minutes from 1:10 pm during the listening section of an English exam as part of the noise-control measures.

The CSAT consists of five sections, including the Korean language, mathematics, English, the Korean history and natural sciences and the second foreign language and Chinese character.